Question: What is the son of Ja'far al-Sadiq whose sister is Asmaa Bint Jafar?
Paraphrase: What is the child of Ja'far al-Sadiq whose sister is Asmaa Bint Jafar?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q170046 wdt:P40 ?answer . ?answer wdt:P3373 wd:Q18595646}
Answer: Musa al-Kadhim, Isma'il ibn Jafar, Ali al-Uraidhi ibn Ja'far al-Sadiq, Muhammad ibn Ja'far al-Sadiq, Abdullah al-Aftah, Isḥâq ibn Ja'far al-Sadiq, Ali Abbas Ibn Jafar, Fatima Bint Jafar, Umm Farwah Bint Jafar